T-21

21mm Carbon Potentiometer

Excellent rotational torque and high mechanical endurance featuring a selection of plain, slotted, knurled metallic and plastic spindles. Can be ordered with standard PCB leads or solder lugs.

Versatile potentiometer with antirotating lug, audio tapers, stereo matching and built-in mechanical stops and switch option.

Configurable options

Plastic or metal shaft
Terminals
Electrical and mechanical specifications
Stereo versions
Custom mechanical life
Detents
Potentiometer and switch all in one device (rotary, push-push, push-pull on the shaft)
Special outputs (linear, log, anti-log, custom)
Absolute or independent linearity values
Special resistance value and tolerance
Shafts lengths

SPECIFICATIONS

Range of values*	100Ω ≤ Rn ≤ 5 M (Decad. 1.0 - 2.0 - 2.2 - 2.5 - 4.7 - 5.0)
Standard tolerance*	100Ω ≤ Rn ≤ 1M Ω ----- ± 20% 1MΩ < Rn ≤ 5M Ω ----- ± 30%
Max. Voltage	250 VDC (lin) 150 VDC (no lin)
Nominal Power	50°C (122°F) (see power rating curve) 0.25 W (lin) 0.12 W (no lin)
Taper*	(Log. & Alog. only Rn > 1K) Lin ; Log; Alog.
Residual resistance*	≤ 0.5% Rn (5Ω min.)
Equivalent Noise Resistance	≤ 3% Rn (3Ω min.)
Operating temperature**	–25°C + 70°C (–13°F + 158°F)

* Others upon request. %-%

** Up to 85°C depending on application.

Mechanical rotation angle	310° ± 5°
Electrical rotation angle	290° ± 20°
Torque:	0.5 to 1.5 Ncm. (0.7 to 2.1 in-oz)
Stop torque	> 80 Ncm. ( > 112 in-oz)